Muscle ProteinsMuscle, SkeletalMusclesMuscle Fibers, SkeletalMuscular AtrophyMyostatinMuscle DevelopmentMuscle ContractionSarcopeniaMuscle, SmoothMethylhistidinesPhenylalanineQuadriceps MuscleResistance TrainingMuscle, Smooth, VascularMuscle StrengthExerciseMitochondria, MuscleInsulinLeucineAmino Acids, EssentialAmino AcidsMuscle Fibers, Fast-TwitchLegPhysical EnduranceHindlimbIsometric ContractionMuscle DenervationMyofibrilsMuscle Fibers, Slow-TwitchHypertrophyAgingMuscle FatigueRegional Blood FlowPhysical ExertionGlycogenCreatineElectromyographyConnectinOrgan SizeTime FactorsAmino Acids, Branched-ChainBody CompositionBlood GlucoseMyocytes, Smooth MuscleDietary SupplementsMuscle WeaknessMuscular DiseasesRats, Sprague-DawleyAdaptation, PhysiologicalInsulin-Like Growth Factor IGlucoseNeck MusclesOculomotor MusclesLactic AcidElectric Stimulation TherapyMuscle, StriatedForearmSignal TransductionMuscle SpindlesMuscle RelaxationRespiratory MusclesOxygen ConsumptionMuscle CellsPapillary MusclesCachexiaTOR Serine-Threonine KinasesDietary ProteinsGlucose Transporter Type 4Abdominal MusclesSKP Cullin F-Box Protein LigasesWeight LiftingExercise TherapyMasseter MuscleMyosin Heavy ChainsAnabolic AgentsFacial MusclesProtein BiosynthesisMasticatory MusclesKineticsOxandroloneMice, Inbred C57BLIntercostal MusclesRabbitsSympathetic Nervous SystemHIV Wasting SyndromeSatellite Cells, Skeletal MuscleRibosomal Protein S6 Kinases, 70-kDaEukaryotic Initiation Factor-4EExercise TestProtein HydrolysatesProtein KinasesBody WeightPectoralis MusclesMyoblastsPostprandial PeriodBiopsyMuscular Disorders, AtrophicBurnsEnergy Metabolism